tree 3f91f345e78f4d91374e433cb79d2773a41d0bd9
parent b383836e9ca044e03ee6a6b099b6f991229f8f7b
author Saqib Khan <khansa@us.ibm.com> 1501704806 -0500
committer Patrick Williams <patrick@stwcx.xyz> 1501708608 +0000

PNOR: Check if the pnor mtd is already attached.

- In the pnor ubi attach function, check if the
  pnor is already attached to ubi, since a second
  attempt may fail.

Resolves openbmc/openbmc#2074

Change-Id: Ic07d56c5f656d4a236d85fd77acc9aef214a9c3b
Signed-off-by: Saqib Khan <khansa@us.ibm.com>